# SwitchBot Meter Pro CO2 Monitor W4900010

SwitchBot Meter Pro CO2 Monitor W4900010 combines a CO2 reading with temperature and humidity on a screen that also displays time, date and comfort level. Its listed alarm and smart-home functions have hub requirements, so check which features you can use without adding a SwitchBot Hub.

- [Original product page](https://bargainpostbox.co.uk/product/switchbot-meter-pro-co2-monitor-w4900010)
- [View offer](https://bargainpostbox.co.uk/visit/switchbot-meter-pro-co2-monitor-w4900010)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: SwitchBot
- Model: W4900010
- Category: Electronics > Smart Home & Security > Alarms & Sensors
- Price: 61.99 GBP
- Previous price: 99.99 GBP
- Discount: 38%
- Price checked: 2026-11-14T09:51:52.182Z
- Rating: 4.5 / 5
- Reviews: 95

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing claims CO2 is measured every second, with an accuracy of ±50 ppm and a range of 400-9999 ppm.
- The screen presents CO2, temperature and humidity alongside time, date and comfort level. Weather forecasts are stated to require SwitchBot Hub 2.
- Configurable CO2, temperature and humidity limits can trigger sound and screen alerts. App notifications require a SwitchBot Hub.
- The listing describes automations through the SwitchBot ecosystem, including activating a compatible fan or humidifier when CO2 levels exceed a limit.

## Pros

- Combines CO2, temperature and humidity readings on a single display.
- Sound and visual alerts are described alongside optional app notifications, providing local warning methods without relying solely on phone alerts.
- The stated measurement range, accuracy and one-second interval give buyers concrete claimed CO2 sensing details to compare.

## Cons

- Several connected features depend on a separate SwitchBot Hub, including app notifications and third-party voice control. Weather forecasts specifically require SwitchBot Hub 2.

## Specifications

### Identity
- Brand: SwitchBot
- Model: W4900010
### Monitoring
- CO2 sensing method: NDIR Swiss industrial-grade sensors
- CO2 measurement range: 400-9999 ppm
- CO2 accuracy claim: ±50 ppm
- Measurement interval: every 1 second
- Displayed information: CO2 levels, temperature, humidity, time, date, comfort level, and weather forecasts \(SwitchBot Hub 2 required\)
### Power and battery
- Power configuration: Battery Powered
- Battery life claim: up to 12 months
### Alerts and connectivity
- Alarm methods: sound alarms, visual screen alerts, and app notifications \(SwitchBot Hub required\)
- Smart-home ecosystem: third-party voice control, simplifying air quality management
### Dimensions and installation
- Dimensions listed: 92D x 24W x 79H centimetres
- Weight listed: 234 Grams
- Placement features: wall-mount holes and an adjustable bracket

## Before you buy

- The listing title claims Wi-Fi, Matter, IP65, Alexa, Apple Home, Google Home and two-year data storage, but the supporting product details do not confirm these capabilities. They also conflict with feature text describing third-party voice control as hub-enabled, and the battery claim is up to 12 months rather than two years of data storage. Confirm the selected model's connectivity, protection rating, storage terms and hub requirements before buying. The listed dimensions are unusually large for a compact monitor, so verify them with the seller if size matters.

## In the box

- User manual (Included)

## A good fit for

- Buyers who want an at-a-glance indoor CO2, temperature and humidity display.
- People who value configurable local sound and visual alerts, with the option of SwitchBot Hub-enabled notifications and automation.

## Less suited to

- Buyers who need confirmed Wi-Fi, Matter, IP65 protection or direct voice-assistant support without a hub.
- Anyone relying on the listing title's two-year data-storage claim without confirming what is stored and which hub or service is required.

## Customer feedback

Aggregate ratings are generally favourable, with most ratings in the top two star categories, but a small share are at the lowest rating and some are mid-range. Without written feedback, the reasons for these ratings are unknown. They do not establish whether the CO2 readings, hub-dependent features or disputed listing claims meet a particular buyer's needs.

## Frequently asked questions

### Does the monitor work with Alexa, Apple Home and Google Home?
The title claims support for these platforms, while the feature details say a SwitchBot Hub enables third-party voice control. Check the selected model's compatibility and hub requirements before purchase.
### Does it include Wi-Fi, Matter and IP65 protection?
Those features appear in the title, but the supplied product details do not substantiate them. Confirm them for the exact W4900010 listing before relying on them.
### What does it measure and how often?
The listing describes CO2, temperature and humidity monitoring. It claims a CO2 range of 400-9999 ppm, ±50 ppm accuracy and a measurement interval of every 1 second.
### Are app alerts and weather forecasts available without a hub?
The feature details state that app notifications require a SwitchBot Hub and weather forecasts require SwitchBot Hub 2. Sound and visual screen alerts are also listed.

## Alternative options

- [SwitchBot Weather Stations with Outdoor Sensor Wireless for Home, Temperature Humidity Monitor with Alert, Date and Weather Forecast\(Hub Reuiqred\), Free Data Storage and Export](https://bargainpostbox.co.uk/visit/switchbot-meter-pro-co2-monitor-w4900010)
- [SwitchBot E-Ink Home Dashboard, 7.5-Inch Smart WiFi Weather Station \| 7.5" E-Ink Display, Indoor/Outdoor Temperature & Humidity, Weather Forecast, Google/iCloud/Outlook Sync, 2.4GHz Wi-Fi/BLE](https://bargainpostbox.co.uk/visit/switchbot-e-ink-home-dashboard-w8902500)
- [SwitchBot Indoor Outdoor Hygrometer Thermometer Wireless, Smart Temperature and Humidity Monitor, 2-Year Data Export, IP65 for Freezer, Greenhouse, Garden \(1 PACK\)](https://bargainpostbox.co.uk/visit/switchbot-ip65-indoor-outdoor-hygrometer-thermometer)
- [SwitchBot IP65 Indoor Outdoor Hygrometer Thermometer Wireless 3Packs, 100m Bluetooth Range, Refrigerator Thermometer, Dewpoint/VPD/Absolute Humidity Sensor, 2-Year Battery Life, Free Data Storage](https://bargainpostbox.co.uk/visit/switchbot-w3400010-ip65-outdoor-thermometer-hygrometer-3-pack)
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- [Temtop CO2 Monitor Indoor Air Quality Monitor Portable Carbon Dioxide Detector CO2 Temperature Humidity Meter for Home Office School](https://bargainpostbox.co.uk/visit/switchbot-meter-pro-co2-monitor-w4900010)
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- [Carbon Dioxide Meter by Forensics \| USB Power & Battery \| 10 Year Life \| Air Quality CO2 Monitor \|](https://bargainpostbox.co.uk/visit/switchbot-meter-pro-co2-monitor-w4900010)
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## Add-ons

- [SwitchBot WiFi Weather Stations with Outdoor Sensor Wireless UK, Temperature Humidity Monitor with Date and Weather Forecast,](https://bargainpostbox.co.uk/visit/switchbot-meter-pro-outdoor-meter-hub-mini-weather-station)
- [SwitchBot IP65 Indoor Outdoor Hygrometer Thermometer Wireless, 100m Bluetooth Range, Refrigerator Thermometer, Dewpoint/VPD/A](https://bargainpostbox.co.uk/visit/switchbot-w3400010-ip65-thermometer-hygrometer)

## Images

![SwitchBot Meter Pro CO2 Monitor W4900010 — 1](https://bargainpostbox.co.uk/i/LIXyndZ77eehtLJxZCfdNikkne4wp_7tXk29yZ5mBkw_4hrzvyl3S_2V6yfAoMgu3STqjJIuCLEq5vGzh0SPqsmXj_klDZYJDfNgOgJKJcuX9k6w5ep9aGQ-.jpg)

![SwitchBot Meter Pro CO2 Monitor W4900010 — 2](https://bargainpostbox.co.uk/i/VhytcicT_AFibBxwFioRx6P7N5GU80NTWmbLA6_C1Z_yby0tY3kgXTVv9DAUoWUj10rs_G4H87A5QBMWuL4Goot7fhqeY8JZlU18RQDLP4nKR4u_duqtlBxR.jpg)

![SwitchBot Meter Pro CO2 Monitor W4900010 — 3](https://bargainpostbox.co.uk/i/Ul6XumWU_g54Yty4dVZSKtVVk5BXzYukM8zsmWEXjMAexaFUYWyvsebZ76XAaZWeqMRHz1y-zz2R23LpARKVTKrLJfhzOvP0KkzahBjHpbsNknh7T61z0kG2.jpg)

![SwitchBot Meter Pro CO2 Monitor W4900010 — 4](https://bargainpostbox.co.uk/i/Q-qX0pP_k0FnHhEMZeqUUOoWYwWhcxsEtiNzSntE9AeuPQUWsC7MWS6_ORf39TF1c5dtxUKXOjhMWbf11u8EwnLu59NaCNDUFX40xhPlKX7GYxSdWqomhjJi.jpg)

![SwitchBot Meter Pro CO2 Monitor W4900010 — 5](https://bargainpostbox.co.uk/i/TCSNvOxPm_f4wYnqL4UuraMSza7tqlRuLm5PQT03Z30VrEKDgLSNqOx6pI0iwx8hHk_mophvrbdPOO7hRIt1qErVHaHt4wGsZNueb5O_5Vb0fkQjsz8cUIhA.jpg)

![SwitchBot Meter Pro CO2 Monitor W4900010 — 6](https://bargainpostbox.co.uk/i/spHOc7i3Yy9BjrZw-bWTSQN-dD6yznh-CLvvCGg7GxIzRarlCBCUjCDtLB6ayZsLq40uMHXJdH-hyOUukisP3FY1N0BakZPoOaG7N7AlnVrDPKZXNih4Zwf0.jpg)

![SwitchBot Meter Pro CO2 Monitor W4900010 — 7](https://bargainpostbox.co.uk/i/kypvAiMK0-L2xF8UYH4MGTUV5Z8Mzw0hxFmeJ95s7dS6_7BXj7fhD5WLeqwtoRdzIk7a5I7cHSWPLj91vPCASaYx0EnSU7m2tNipsMMzaVnFNRz8gAqisyhs.jpg)